observeItem method

ListViewObserveDisplayingChildModel? observeItem({
  1. required int index,
  2. BuildContext? sliverContext,
})

Observe the child which is specified index in sliver.

Implementation

ListViewObserveDisplayingChildModel? observeItem({
  required int index,
  BuildContext? sliverContext,
}) {
  final model = findChildInfo(index: index, sliverContext: sliverContext);
  if (model == null) return null;
  return ListViewObserveDisplayingChildModel(
    sliverList: model.sliver as RenderSliverMultiBoxAdaptor,
    viewport: model.viewport,
    index: model.index,
    renderObject: model.renderObject,
  );
}